Statewide Rankings

Statewide Data Info
Please note, Degree Days and Palmer Indices are not available for Alaska. Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.

Idaho

Minimum Temperature Rankings, December 2019

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Period Value 1901-2000
Mean		 Anomaly Rank
(1895-2022)		 Warmest/Coolest
Since		 Record
December 2019
1-Month 		19.8°F
(-6.8°C)		 16.2°F
(-8.8°C)		 3.6°F
(2.0°C)		 103rd Coolest
Coolest since:
 1990
26th Warmest
Warmest since:
 1917
Ties: 1957
Nov–Dec 2019
2-Month 		21.8°F
(-5.7°C)		 19.5°F
(-6.9°C)		 2.3°F
(1.2°C)		 98th Coolest
Coolest since:
 1985
31st Warmest
Warmest since:
 1917
Ties: 1996, 2017
Oct–Dec 2019
3-Month 		22.7°F
(-5.2°C)		 23.6°F
(-4.7°C)		 -0.9°F
(-0.5°C)		 37th Coolest
Coolest since:
 1985
92nd Warmest
Warmest since:
 1950
Ties: 1929, 1982
Sep–Dec 2019
4-Month 		27.6°F
(-2.4°C)		 27.7°F
(-2.4°C)		 -0.1°F
(0.0°C)		 46th Coolest
Coolest since:
 1985
83rd Warmest
Warmest since:
 1950
Ties: 1908, 1915, 1945, 1983
Aug–Dec 2019
5-Month 		32.1°F
(0.1°C)		 31.7°F
(-0.2°C)		 0.4°F
(0.3°C)		 69th Coolest
Coolest since:
 1985
60th Warmest
Warmest since:
 2014
Ties: 1896, 1900, 1907, 1986
Jul–Dec 2019
6-Month 		35.2°F
(1.8°C)		 34.6°F
(1.4°C)		 0.6°F
(0.4°C)		 72nd Coolest
Coolest since:
 1985
57th Warmest
Warmest since:
 2021
Ties: 1979, 1996
Jun–Dec 2019
7-Month 		36.3°F
(2.4°C)		 35.8°F
(2.1°C)		 0.5°F
(0.3°C)		 76th Coolest
Coolest since:
 1916
53rd Warmest
Warmest since:
 2021
Ties: 1946, 1975, 1980, 1996
May–Dec 2019
8-Month 		36.5°F
(2.5°C)		 35.9°F
(2.2°C)		 0.6°F
(0.3°C)		 82nd Coolest
Coolest since:
 1916
47th Warmest
Warmest since:
 2021
Ties: 1918, 1926
Apr–Dec 2019
9-Month 		36.1°F
(2.3°C)		 35.1°F
(1.7°C)		 1.0°F
(0.6°C)		 102nd Coolest
Coolest since:
 1916
27th Warmest
Warmest since:
 2021
Ties: 1910, 1926, 1939, 1989, 1994
Mar–Dec 2019
10-Month 		34.6°F
(1.4°C)		 33.9°F
(1.1°C)		 0.7°F
(0.3°C)		 89th Coolest
Coolest since:
 1916
40th Warmest
Warmest since:
 2015
Ties: 1946, 1973, 1995
Feb–Dec 2019
11-Month 		32.8°F
(0.4°C)		 32.3°F
(0.2°C)		 0.5°F
(0.2°C)		 79th Coolest
Coolest since:
 1985
50th Warmest
Warmest since:
 2015
Ties: 1901, 1921, 1937, 1946, 2005
Jan–Dec 2019
12-Month 		31.6°F
(-0.2°C)		 30.8°F
(-0.7°C)		 0.8°F
(0.5°C)		 89th Coolest
Coolest since:
 1985
40th Warmest
Warmest since:
 1934, 2015
Ties: 1896, 1991, 2005
Jul 2018–Dec 2019
18-Month 		32.9°F
(0.5°C)		 32.1°F
(0.1°C)		 0.8°F
(0.4°C)		 94th Coolest
Coolest since:
 1985
34th Warmest
Warmest since:
 2015
Ties: 1921, 1961, 1997
Jan 2018–Dec 2019
24-Month 		32.2°F
(0.1°C)		 30.8°F
(-0.7°C)		 1.4°F
(0.8°C)		 109th Coolest
Coolest since:
 1985
19th Warmest
Warmest since:
 2015, 2016
Ties: 1987, 1992, 2003
Jan 2017–Dec 2019
36-Month 		32.4°F
(0.2°C)		 30.8°F
(-0.7°C)		 1.6°F
(0.9°C)		 120th Coolest
Coolest since:
 1930, 1931
7th Warmest
Warmest since:
 2016
Ties: 2004, 2021
Jan 2016–Dec 2019
48-Month 		32.6°F
(0.3°C)		 30.8°F
(-0.7°C)		 1.8°F
(1.0°C)		 121st Coolest
Coolest since:
 1932
5th Warmest
Warmest since:
 2017
Jan 2015–Dec 2019
60-Month 		33.0°F
(0.6°C)		 30.8°F
(-0.7°C)		 2.2°F
(1.3°C)		 121st Coolest
Coolest since:
 1932, 1933
4th Warmest
Warmest since:
 2018

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